inverse functions - quizizz practice

Find the inverse 
f(x)=2x-2
     

• f^-1(x)=1/2x+1
• f^-1(x)=-2-1/2x
• f^-1(x)=-7/3x-20/3
• 2-2/5x

Find the inverse of f(x) = -4x - 12

• f^-1(x) = 4x - 3
• f^-1(x) = -1/4x - 3
• f^-1(x) = 1/4x + 3
• f^-1(x) = - 4x - 3

Find the inverse of
f(x) = 1/4x - 7

• f^-1(x) = 1/4x + 7/4
• f^-1(x) = -4x + 28
• f^-1(x) = -4x - 7
• f^-1(x) = 4x + 28

Find the inverse of f(x) = 5/11x +10 

• f^-1(x) = 11/5(x - 10)
• f^-1(x) = 5/11x - 22
• f^-1(x) = 11/5x - 10
• None of the above

Find the inverse of f(x) = -2/3x + 1/4

• f^-1(x) = -3/2x + 3/8
• f^-1(x) = 3/2x - 3/8
• f^-1(x) = -3/2x + 8/3
• f^-1(x) = 3/2x + 3/8

Given that f(x) = 3x + 5 and g(x) = 1/3x + 5, find f(g(x)).  Are the two functions inverses of each other?

• x + 20 ; Yes they are inverses
• x + 20 ; No, they are not inverses
• x ; Yes they are inverses
• x ; No, they are not inverses

The inverse of the function f(x) is written as ...

• f ^-1(x)
• f ²(x)
• f '(x)
• f ⁺(x)

• Inverse Functions

• Not Inverse Functions

• Inverse Functions

• Not Inverse Functions

• Inverse Functions

• Not Inverse Functions